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r/5-2=1
We move all terms to the left:
r/5-2-(1)=0
We add all the numbers together, and all the variables
r/5-3=0
We multiply all the terms by the denominator
r-3*5=0
We add all the numbers together, and all the variables
r-15=0
We move all terms containing r to the left, all other terms to the right
r=15
| 164=b-574 | | 1000=50t | | -8(4k+4)=3k-32 | | z-499=281 | | 2(x-4)+3(x+1)=15 | | 49k2=64 | | 6-m/2=17 | | 1000+m=4000 | | z499=281 | | -2.3y-1.1=8.1 | | x^2−28x+160=144 | | 5=a/7-9 | | 173=p-719 | | –8+3x=37 | | (x-3)(11-x)(x+5)=0 | | 6=u/3-1 | | y+133=426 | | 500=45•x+35(12-x) | | 4x+6=6x-10=7x+14 | | 660=6n-1 | | 2.3y-1.1=8.1 | | 3(x+5)-3=75-6x | | k/2-4=-2 | | h+40=526 | | 3x+5-3=75-6x | | b-270=299 | | X+72+166=96+x | | 5x+18=7x-20 | | w-64/10=3 | | 990=n+16 | | 2/5m-1/5=3/20 | | 1000+600k=4,000 |